The speed of a mass, illustrated in the figure, increases from v; = 1.25 m/s to Vf = 2.5 m/s as it drops through a height 31.67 m. The number of teeth on gears are respective 40 for gear A and 120 for gear B. If r1 %3D 150 mm, analyze the downward

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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"llEO Í L O
OI: D 12:02
• The linear acceleration of the mass :
m/s-2
• Time required for the observed speed
variation:
Assuming that subscripts ; and
respectively indicate initial and final values,
f
calculate
The initial and final speed of gear B speed:
Wi
rad/s and
wof
rad/s
For gear A:
• Initial speed:
rev/min;
• Final speed:
rev/min
• Acceleration :
rad/s/s
Rotational displacements:
• Gear A:
rev
• Gear B:
rad
Transcribed Image Text:"llEO Í L O OI: D 12:02 • The linear acceleration of the mass : m/s-2 • Time required for the observed speed variation: Assuming that subscripts ; and respectively indicate initial and final values, f calculate The initial and final speed of gear B speed: Wi rad/s and wof rad/s For gear A: • Initial speed: rev/min; • Final speed: rev/min • Acceleration : rad/s/s Rotational displacements: • Gear A: rev • Gear B: rad
The speed of a mass, illustrated in the
figure, increases from v; = 1.25 m/s to
Vf = 2.5 m/s as it drops through a height
31.67 m. The number of teeth on gears are
respective 40 for gear A and 120 for gear
B. If ri = 150 mm, analyze the downward
motion of the hanging mass and then
calculate:
Gear A
Gear B
Mass
• The linear acceleration of the mass :
m/s-2
Transcribed Image Text:The speed of a mass, illustrated in the figure, increases from v; = 1.25 m/s to Vf = 2.5 m/s as it drops through a height 31.67 m. The number of teeth on gears are respective 40 for gear A and 120 for gear B. If ri = 150 mm, analyze the downward motion of the hanging mass and then calculate: Gear A Gear B Mass • The linear acceleration of the mass : m/s-2
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